r.sunhours: init PROJ transformation object, clean Makefile

git-svn-id: https://svn.osgeo.org/grass/grass/trunk@72605 15284696-431f-4ddb-bdfa-cd5b030d7da7

raster/r.sunhours/Makefile

@@ -2,11 +2,9 @@ MODULE_TOPDIR = ../..
 
 PGM = r.sunhours
 
-LIBES = $(GPROJLIB) $(RASTERLIB) $(GISLIB) $(PROJLIB)
+LIBES = $(GPROJLIB) $(RASTERLIB) $(GISLIB)
 DEPENDENCIES = $(GPROJDEP) $(RASTERDEP) $(GISDEP)
 
-EXTRA_INC = $(PROJINC)
-
 include $(MODULE_TOPDIR)/include/Make/Module.make
 
 default: cmd

raster/r.sunhours/main.c

@@ -225,6 +225,7 @@ int main(int argc, char *argv[])
 	G_free_key_value(in_unit_info);
 
 	oproj.pj = NULL;
+	tproj.def = NULL;
 
 	if (GPJ_init_transform(&iproj, &oproj, &tproj) < 0)
 	    G_fatal_error(_("Unable to initialize coordinate transformation"));